# I2cool

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/i2cool

- Industry: Materials
- Headquarters: Shenzhen, China
- Website: www.i2cool.com
- Total disclosed funding: $13M
- Latest round: Series B (Sep 4, 2026)
- Investors on record: 4

## About

Based in Shenzhen, China, and founded in 2016 by Yihao Zhu, Zhiyin Gao and Ruheng Zhao, Shenzhen Chuangleng Technology Co., Ltd., trading as I2cool, operates as an electroless refrigeration technology company, specializing in the development of electroless refrigeration coating materials. It set up a branch office in Hong Kong. The core team members are from City University of Hong Kong. Cao Zhiyin, the co-founder of the company, is an Associate Professor at the School of Energy and Environment, City University of Hong Kong. The company cooperated with FAW GROUP, MTR, Hong Kong Housing Authority, and other enterprises.
In September 2026, I2cool raised a Series B funding from Toposcend Capital.
The company specializes in the development of passive radiant cooling coatings. Its main products include electrically uncooled coatings, iPaint, and electrically uncooled film, iFilm.  The cooling coating developed by the company enables cooling below ambient temperature through solar reflection and mid-infrared thermal radiation. Products have been used in more than 100 projects around the world, covering the fields of construction, chemical industry, power communication, new energy, logistics, etc. 

The company generates revenue by selling electroless refrigeration coating materials.

The Series B funds will primarily be used for the construction of nanoparticle production lines, R&D and iteration of core technologies, and the recruitment of key talent, as well as for a planned acceleration of commercial expansion in key global markets.

## Funding rounds

- Series B, Sep 4, 2026 — Toposcend Capital
- Series A, May 9, 2024, $13M — Trustar Capital, Bi'an Times Technology Holdings, Towngas

## Investors

- Trustar Capital (https://capitalatlas.ai/funds/trustar-capital) — Series A
- Bi'an Times Technology Holdings — Series A
- Towngas — Series A
- Toposcend Capital (https://capitalatlas.ai/funds/toposcend-capital) — Series B